Clean up even more redundant code (#1623)

I don't know if I just missed these the first time or the algorithm for
finding unused stuff got stronger in the past few nights, but even more
repetition whines if you use nightly.

pgrx-sql-entity-graph/src/pgrx_attribute.rs

@@ -65,12 +65,8 @@ impl Parse for PgrxArg {
     #[track_caller]
     fn parse(input: ParseStream<'_>) -> syn::Result<Self> {
         let path = input.parse::<syn::Path>()?;
-        if input.peek(Token![=]) {
-            Ok(Self::NameValue(NameValueArg {
-                path,
-                eq_token: input.parse()?,
-                value: input.parse()?,
-            }))
+        if let Ok(_) = input.parse::<Token![=]>() {
+            Ok(Self::NameValue(NameValueArg { path, value: input.parse()? }))
         } else {
             Err(input.error("unsupported argument to #[pgrx] in this context"))
         }
@@ -81,7 +77,6 @@ impl Parse for PgrxArg {
 #[derive(Debug)]
 pub struct NameValueArg {
     pub path: syn::Path,
-    pub eq_token: syn::token::Eq,
     pub value: ArgValue,
 }
 

pgrx-tests/src/tests/aggregate_tests.rs

@@ -8,7 +8,7 @@
 //LICENSE
 //LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 use pgrx::prelude::*;
-use pgrx::{Aggregate, Internal, ParallelOption};
+use pgrx::Internal;
 use serde::{Deserialize, Serialize};
 use std::collections::HashSet;
 

pgrx-tests/src/tests/anyarray_tests.rs

@@ -8,7 +8,7 @@
 //LICENSE
 //LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 use pgrx::prelude::*;
-use pgrx::{direct_function_call, AnyArray, IntoDatum, Json};
+use pgrx::{direct_function_call, AnyArray, Json};
 
 #[pg_extern]
 fn anyarray_arg(array: AnyArray) -> Json {

pgrx-tests/src/tests/array_tests.rs

@@ -9,8 +9,8 @@
 //LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 use pgrx::array::RawArray;
 use pgrx::prelude::*;
+use pgrx::Json;
 use pgrx::PostgresEnum;
-use pgrx::{Array, Json};
 use serde::Serialize;
 use serde_json::*;
 

pgrx-tests/src/tests/bgworker_tests.rs

@@ -8,7 +8,6 @@
 //LICENSE
 //LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 use pgrx::prelude::*;
-use pgrx::{FromDatum, IntoDatum, PgOid};
 
 #[pg_guard]
 #[no_mangle]

pgrx-tests/src/tests/fcinfo_tests.rs

@@ -8,7 +8,7 @@
 //LICENSE
 //LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 use pgrx::prelude::*;
-use pgrx::{InOutFuncs, StringInfo};
+use pgrx::StringInfo;
 use serde::{Deserialize, Serialize};
 
 #[pg_extern]

pgrx-tests/src/tests/postgres_type_tests.rs

@@ -9,7 +9,7 @@
 //LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
 use core::ffi::CStr;
 use pgrx::prelude::*;
-use pgrx::{InOutFuncs, PgVarlena, PgVarlenaInOutFuncs, StringInfo};
+use pgrx::StringInfo;
 use serde::{Deserialize, Serialize};
 use std::str::FromStr;
 

pgrx-tests/src/tests/struct_type_tests.rs

@@ -13,7 +13,6 @@ use pgrx::pgrx_sql_entity_graph::metadata::{
 };
 use pgrx::prelude::*;
 use pgrx::stringinfo::StringInfo;
-use pgrx::AllocatedByRust;
 
 use crate::get_named_capture;